• A phonon is a collective excitation in a periodic, elastic arrangement of atoms or molecules in condensed matter, specifically in solids and some liquids...
    46 KB (6,752 words) - 14:24, 18 May 2024
  • Phonons can scatter through several mechanisms as they travel through the material. These scattering mechanisms are: Umklapp phonon-phonon scattering,...
    8 KB (1,131 words) - 01:57, 11 July 2022
  • Thumbnail for Zero-phonon line and phonon sideband
    The zero-phonon line and the phonon sideband jointly constitute the line shape of individual light absorbing and emitting molecules (chromophores) embedded...
    9 KB (1,163 words) - 15:29, 28 March 2022
  • Thumbnail for Phonon polariton
    physics, a phonon polariton is a type of quasiparticle that can form in a diatomic ionic crystal due to coupling of transverse optical phonons and photons...
    18 KB (2,527 words) - 02:51, 30 January 2024
  • Thumbnail for Sound amplification by stimulated emission of radiation
    amplification based on stimulated emission of phonons. Sound (or lattice vibration) can be described by a phonon just as light can be considered as photons...
    55 KB (7,513 words) - 22:58, 18 March 2024
  • Phonon noise, also known as thermal fluctuation noise, arises from the random exchange of energy between a thermal mass and its surrounding environment...
    4 KB (543 words) - 22:37, 6 August 2022
  • spectrum of other phonons, which is known as the phonon decay. The two most important anharmonic effects are the thermal expansion and the phonon thermal conductivity...
    63 KB (8,357 words) - 09:53, 25 May 2024
  • Phonon drag is an increase in the effective mass of conduction electrons or valence holes due to interactions with the crystal lattice in which the electron...
    2 KB (269 words) - 10:31, 29 December 2022
  • Thumbnail for Surface phonon
    In solid state physics, a surface phonon is the quantum of a lattice vibration mode associated with a solid surface. Similar to the ordinary lattice vibrations...
    12 KB (1,824 words) - 22:41, 7 December 2023
  • Thumbnail for Phonon (software)
    Phonon is the multimedia API provided by KDE and is the standard abstraction for handling multimedia streams within KDE software and also used by several...
    7 KB (686 words) - 15:28, 4 February 2024